Choose the One Most Appropriate Answer for Each

question 63

Multiple Choice

Choose the one most appropriate answer for each.
-pollination

• A)radially asymmetric flower
• B)an inflorescence of many flowers clustered on a single head, such as in a daisy
• C)develops into a fruit at maturity
• D)created from a triploid cell that is produced when one sperm cell fuses with the central cell
• E)male reproductive organ in angiosperms
• F)modified leaf with pigments and fragrance-producing cells
• G)immature male gametophyte
• H)female reproductive organ
• I)common name for a fused compound of multiple female reproductive organs
• J)contains pollen sacs
• K)forms in an ovule and gives rise to a female gametophyte
• L)outermost whorl of leaf parts on a receptacle; generally green, but sometimes pigmented
• M)region of carpel that receives pollen grains
• N)arrival of pollen on a receptive stigma
• O)forms a seed at maturity

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Definitions:

Memory Loss

The inability to remember information or experiences, which can be temporary or permanent.

Synapses

Tiny spaces between neurons; the gaps between neurons are referred to as synaptic gaps.

Neurons

Basic working units of the nervous system, cells specialized in carrying messages through an electrochemical process.

Endorphins

Natural, pain-relieving chemicals in the brain that are associated with feelings of euphoria and well-being.